Unincorporated community in Lake County, Illinois
Forest Lake
Who lives in Forest Lake
Census survey estimates for 2020 to 2024, rounded.
People
- Population
- 1,900
- Median age
- 42.3 years
- Under 18
- 26%
- 65 and over
- 8%
- Veterans, of adults
- 1%
- Speak another language at home
- 55%
Race and ethnicity
- Hispanic or Latino, of any race
- 21%
- White, not Hispanic
- 75%
- Black, not Hispanic
- 0%
- Asian, not Hispanic
- 5%
Income and housing
- Median household income
- $96,300
- Below the poverty line
- 4%
- Bachelor's or higher, adults 25+
- 48%
- Owner-occupied homes
- 96%
- Median home value
- $346,000
2024 vote for president
Not counted for Forest Lake on its own: its precincts follow township lines, not the town’s. See the figure for Lake County.
Who represents Forest Lake
Forest Lake's districts
U.S. House District 9
All of Forest Lake
Held by Janice D. Schakowsky, Democratic
- Washington office: (202) 225-2111
Illinois Senate District 26
All of Forest Lake
Held by Darby Hills, Republican
- Springfield office: (217) 782-8010
- District office: (224) 662-4544
About 218,700 people, median household income $142,400.
Largest towns: Palatine (part), Lake Zurich, Wauconda and 27 more
Illinois House District 51
All of Forest Lake
Held by Nabeela Syed, Democratic
- Springfield office: (217) 782-3696
- District office: (773) 916-6553
About 109,800 people, median household income $150,100.
Largest towns: Palatine (part), Lake Zurich, Hoffman Estates (part) and 13 more
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020–2024; towns and counties from the 2020 Census, 119th Congressional District and 2024 state legislative district tabulation. Figures rounded by us. Retrieved 2026-10-19. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020–2024; towns and counties from the 2020 Census, 119th Congressional District and 2024 state legislative district tabulation. Figures rounded by us. Retrieved 2026-10-19. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.